Hose clamp



July 31, 19211 1,618,915

G. W. RIDDLE HOSE CLAMP Fu d Sept. 8, 1927 Inventor Atto rmgy Patented July 31, 1928. i y I, 1 I

UNITED STATES PATENT OFFICE;

GEORGE W; RIDDLE, F CHILLICOTHE, MISSOURI.

HOSE cLAMr.

Application filed September 8,1927. Serial No. 218,52/10.

This invention relates to new and useful The normal tendency of the band is to. improvements in flexible hose clamps and expand and obviously when the pin 8 is aims-to provide a highly novel simple and threaded in an outward direction the size eflicient clamp whereby flexible hoses may be of the band will be sufficient to enable the 50 5 secured to pipes in watertight manner, and sameto be disposed over a flexible hose A wherein there will be but little liability of that is arranged upon a rigid pipe B. The the clamp becoming loose and permitting pin is then turned inwardly for causing the the water to escape through the connection, separation of the plate pocket 9 and the The invent-ion further aims to provide a band ear 7 which will obviously contract the ,55

hose clamp wherein the same may be easily band to firmly engage the same upon the tightened to a predetermined degree and pipe. wherein the entire clamp may be quickly ar- It will thus be seen that I have provided a ranged upon the hose and as quickly rehighly novel simple and extremely efficient moved therefrom when necessary. 4 hose coupling that is well adapted for all of 60 In the drawings wherein like reference the purposes heretofore designated, and even characters indicate corresponding parts in though Ihave herein shown and described both of the views, the invention as consisting of certain de- Figure 1 is a Perspective f my'hose clamp tailed structural elements, it nevertheless per se, and, to be understood that some changes may be -5 Fi Q, i a ti th h a fl ibl made therein without affecting the spirit and hose and pipe wherein the hoseis secured to 1 the ppended Claim. the pipe by reason of the present invention. Having thus described my invention, what Now having particular reference to the 1 m s n w i p drawing, 5 designates a metallic band bent In a hose coupling of the character de- 7 25 over in an outward direction upon itself at scribed, a metallic band, theends'of which one end to provide a tongueo whiletheopare normally separated, a curved plate for posite end of theband is bent directly upengagement at the ends of the band, a dewardlyto provide an ear 7 through which is tachable 001111963011 betWQQIl 0.116 8110i 01: e an opening to permit a relatively elongated plate and one end of the band, a sliding 7 threaded pin 8 to be passed therethrou h. connection betweenthe opposite end of'the The invention further consists of a curved band and the plate adjacent its opposite end, metallic plate 9 of predetermined length and a S iding Connection between the opposite width having adjacent one end a slot 10 end of the band and the plate adjacent its through which the tongue 6 and ear 7 of the opposite end and means between said ends 80 I band 5 pro ect. The tongue 6 is hooked over of the band and plate whereby the ends may the plate 9 at the lower edge of the lot a be forcibly separated to cause the compresclearly indicated in Figure 1. The end of sion of said band, said means consisting of a this plate 9 inwardly of the band ear 7 i tangentially extending pin threaded to the so formed as to provide a tangentially exband and a pocket at the adjacent end of 85 tending pocket 11 open at the inner end of said plate within which the end of said pin the threaded pin 8 and within which said engages. s

end of said pin is to fit as disclosed. Thread- In testimony whereof I afi ix my signature, ed upon this pin 8 directly in back of the ear 7 is a nut 12 While theouter end of the GEORGE W. RIDDLE. i pin provided with a head 13 having a screw driver kerf 14. i 

